Home / 814,671.49-1,222,008.26-282,192.46

Finding the Fourth Proportional to 814,671.49, 1,222,008.26 and 282,192.46

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Solution

The fourth proportional to 814,671.49, 1,222,008.26 and 282,192.46 is: 423,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,671.49 : 1,222,008.26 = 282,192.46 : x
  2. Step 2: Convert to fraction form
    814,671.49/1,222,008.26 = 282,192.46/x
  3. Step 3: Cross multiply
    814,671.49x = 1,222,008.26 × 282,192.46
  4. Step 4: Simplify right side
    814,671.49x = 344,841,515,618.76
  5. Step 5: Solve for x
    x = 344,841,515,618.76/814,671.49
  6. Step 6: Final answer
    x = 423,289.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.